Porvoo outer archipelago

Country/territory: Finland

IBA criteria met: A4i, B1i, B1ii, B2, C2, C6 (2000)
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Area: 22,570 ha

IBA conservation status
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2010 favourable medium medium
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Site description (2000 baseline)
A large offshore archipelago in the middle part of the Gulf of Finland. The area holds many islands with rocky or stony shores. The largest of the islands are forested, with areas of meadows and Juniperus stands.

Key biodiversity
An important breeding area for archipelagic avifauna, especially for Sterna caspia.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Porvoo outer archipelago. Downloaded from on 10/12/2023.